Phase 3 Epilepsy Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- People who have had a specific type of genetic change in the SCN2A gene (called a "Gain of Function" variant), confirmed by genetic testing.
- People whose seizures started before they were 3 months old.
- People who have had 4 or more seizures involving physical movement (such as shaking or jerking) within every 28-day period during the initial observation phase of the trial.
Who may not be able to join:
- People who have another significant or known harmful genetic change — other than in the SCN2A gene — that could be causing or contributing to their epilepsy or developmental condition.
- People who have a bone, spine (such as abnormal curvature), bleeding, or other relevant medical condition (confirm with trial site for the full list of conditions that apply).
- People who have taken part in another clinical trial or used an experimental drug, device, or treatment within the past 30 days or within a certain time based on how long the drug stays in the body — whichever is longer — including anyone who has previously received gene therapy.
- People who are currently pregnant or breastfeeding, or who plan to become pregnant during the trial.
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Medical Director, Praxis Precision Medicines
Phone: 617-300-8460
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
To assess the efficacy of elsunersen on seizure frequency in participants with early-onset SCN2A DEE
Can't join this trial?
Data last synced from ClinicalTrials.gov: 21 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.